realistic vs symbolic

realistic

adj
  • Relating to the representation of objects, actions or conditions as they actually are or were. 

  • Expressed or represented as being accurate, practicable, or not idealistic. 

symbolic

adj
  • Implicitly representing or referring to another thing. 

  • Pertaining to a symbol. 

How often have the words realistic and symbolic occurred in a corpus of books? (source: Google Ngram Viewer )